Doreen G. Howard discusses the basis for building fertile soil for the garden, including information on no-till soil and permanent beds, mulch and cover crops.
Building fertile soil begins with an understanding of what elements makes for good soil for the garden.
ILLUSTRATION: MICHAEL ROTHMAN
Fertile soils should be about 50 percent air (shown in grey) and water (blue). Tiny mites, springtails and other critters move through the spaces, feeding on organic matter. (Drawing scale is 11 times actual size.)